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GlobalPlayerlist.java
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GlobalPlayerlist.java
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package me.neznamy.tab.shared.features;
import java.util.Arrays;
import java.util.List;
import java.util.Map;
import java.util.UUID;
import me.neznamy.tab.api.TabPlayer;
import me.neznamy.tab.shared.TAB;
import me.neznamy.tab.shared.cpu.TabFeature;
import me.neznamy.tab.shared.cpu.UsageType;
import me.neznamy.tab.shared.features.types.Loadable;
import me.neznamy.tab.shared.features.types.event.JoinEventListener;
import me.neznamy.tab.shared.features.types.event.QuitEventListener;
import me.neznamy.tab.shared.features.types.event.WorldChangeListener;
import me.neznamy.tab.shared.features.types.packet.PlayerInfoPacketListener;
import me.neznamy.tab.shared.packets.PacketPlayOutPlayerInfo;
import me.neznamy.tab.shared.packets.PacketPlayOutPlayerInfo.EnumGamemode;
import me.neznamy.tab.shared.packets.PacketPlayOutPlayerInfo.EnumPlayerInfoAction;
import me.neznamy.tab.shared.packets.PacketPlayOutPlayerInfo.PlayerInfoData;
/**
* Feature handler for global playerlist feature
*/
public class GlobalPlayerlist implements Loadable, JoinEventListener, QuitEventListener, WorldChangeListener, PlayerInfoPacketListener{
private TAB tab;
public final String PREMIUMVANISH_SEE_VANISHED_PERMISSION = "pv.see";
private List<String> spyServers;
private Map<String, List<String>> sharedServers;
private boolean displayAsSpectators;
public boolean vanishedAsSpectators;
private boolean isolateUnlistedServers;
public GlobalPlayerlist(TAB tab) {
this.tab = tab;
}
@Override
public void load() {
spyServers = tab.getConfiguration().config.getStringList("global-playerlist.spy-servers", Arrays.asList("spaserver1"));
sharedServers = tab.getConfiguration().config.getConfigurationSection("global-playerlist.server-groups");
displayAsSpectators = tab.getConfiguration().config.getBoolean("global-playerlist.display-others-as-spectators", false);
vanishedAsSpectators = tab.getConfiguration().config.getBoolean("global-playerlist.display-vanished-players-as-spectators", true);
isolateUnlistedServers = tab.getConfiguration().config.getBoolean("global-playerlist.isolate-unlisted-servers", false);
for (TabPlayer displayed : tab.getPlayers()) {
PacketPlayOutPlayerInfo displayedAddPacket = getAddPacket(displayed);
for (TabPlayer viewer : tab.getPlayers()) {
if (viewer.getWorldName().equals(displayed.getWorldName())) continue;
if (shouldSee(viewer, displayed)) viewer.sendCustomPacket(displayedAddPacket, getFeatureType());
}
}
}
public boolean shouldSee(TabPlayer viewer, TabPlayer displayed) {
if (displayed == viewer || spyServers.contains(viewer.getWorldName())) return true;
if (displayed.isVanished() && !viewer.hasPermission(PREMIUMVANISH_SEE_VANISHED_PERMISSION)) return false;
return getServerGroup(viewer.getWorldName()).equals(getServerGroup(displayed.getWorldName()));
}
private String getServerGroup(String serverName) {
for (String group : sharedServers.keySet()) {
if (sharedServers.get(group).contains(serverName)) return group;
}
return isolateUnlistedServers ? "isolated:" + serverName : "DEFAULT";
}
@Override
public void unload() {
for (TabPlayer displayed : tab.getPlayers()) {
PacketPlayOutPlayerInfo displayedRemovePacket = getRemovePacket(displayed);
for (TabPlayer viewer : tab.getPlayers()) {
if (!displayed.getWorldName().equals(viewer.getWorldName())) viewer.sendCustomPacket(displayedRemovePacket, getFeatureType());
}
}
}
@Override
public void onJoin(TabPlayer connectedPlayer) {
PacketPlayOutPlayerInfo addConnected = getAddPacket(connectedPlayer);
for (TabPlayer all : tab.getPlayers()) {
if (all == connectedPlayer) continue;
if (shouldSee(all, connectedPlayer)) {
all.sendCustomPacket(addConnected, getFeatureType());
}
if (shouldSee(connectedPlayer, all)) {
connectedPlayer.sendCustomPacket(getAddPacket(all), getFeatureType());
}
}
}
@Override
public void onQuit(TabPlayer disconnectedPlayer) {
//delay due to waterfall bug calling server switch when players leave
tab.getCPUManager().runTaskLater(50, "removing players", getFeatureType(), UsageType.PLAYER_QUIT_EVENT, () -> {
PacketPlayOutPlayerInfo remove = getRemovePacket(disconnectedPlayer);
for (TabPlayer all : tab.getPlayers()) {
if (all == disconnectedPlayer) continue;
all.sendCustomPacket(remove, getFeatureType());
}
});
}
@Override
public void onWorldChange(TabPlayer p, String from, String to) {
PacketPlayOutPlayerInfo addChanged = getAddPacket(p);
PacketPlayOutPlayerInfo removeChanged = getRemovePacket(p);
for (TabPlayer all : tab.getPlayers()) {
if (all == p) continue;
if (shouldSee(all, p)) {
all.sendCustomPacket(addChanged, getFeatureType());
} else {
all.sendCustomPacket(removeChanged, getFeatureType());
}
if (shouldSee(p, all)) {
p.sendCustomPacket(getAddPacket(all), getFeatureType());
} else {
p.sendCustomPacket(getRemovePacket(all), getFeatureType());
}
}
}
public PacketPlayOutPlayerInfo getRemovePacket(TabPlayer p) {
PlayerInfoData data = new PlayerInfoData(p.getTablistUUID());
data.name = p.getName();
return new PacketPlayOutPlayerInfo(EnumPlayerInfoAction.REMOVE_PLAYER, data);
}
public PacketPlayOutPlayerInfo getAddPacket(TabPlayer p) {
return new PacketPlayOutPlayerInfo(EnumPlayerInfoAction.ADD_PLAYER, new PlayerInfoData(p.getName(), p.getTablistUUID(), p.getSkin(),
(int)p.getPing(), vanishedAsSpectators && p.isVanished() ? EnumGamemode.SPECTATOR : EnumGamemode.CREATIVE, null));
}
@Override
public void onPacketSend(TabPlayer receiver, PacketPlayOutPlayerInfo info) {
if (info.action == EnumPlayerInfoAction.REMOVE_PLAYER) {
for (PlayerInfoData playerInfoData : info.entries) {
//not preventing NPC removals
if (tab.getPlayerByTablistUUID(playerInfoData.uniqueId) != null && (playerInfoData.name == null || playerInfoData.name.length() == 0)) {
//remove packet not coming from tab
//changing to random non-existing player, the easiest way to cancel the removal
playerInfoData.uniqueId = UUID.randomUUID();
}
}
}
if (!displayAsSpectators) return;
if (info.action == EnumPlayerInfoAction.ADD_PLAYER || info.action == EnumPlayerInfoAction.UPDATE_GAME_MODE) {
for (PlayerInfoData playerInfoData : info.entries) {
TabPlayer packetPlayer = tab.getPlayerByTablistUUID(playerInfoData.uniqueId);
if (packetPlayer != null && !receiver.getWorldName().equals(packetPlayer.getWorldName())) {
playerInfoData.gameMode = EnumGamemode.SPECTATOR;
}
}
}
}
@Override
public TabFeature getFeatureType() {
return TabFeature.GLOBAL_PLAYERLIST;
}
}